This paper concludes the systems and current problems in viscosity reduction technology in thickene d oil chemistry, analyzes the situations in patent application and gets a conclusion that it is the key to emulsify viscosity and oil solubility viscosity.Besides, the focus should be paid to develop more heat resistance and salt tolerance agent.Moreover, it proves to be a good way to realize integrated innovation and customized development.%总结了稠油化学降黏技术的降黏机理及存在的问题。分析专利申请状况，通过专利申请的时间分布、优先权区域分布、技术功效矩阵等一系列分析讨论，得出稠油降黏技术在未来仍将以乳化降黏和油溶性降黏剂为重心。其中，乳化降黏以开发更加耐温抗盐的表面活性剂为主，其次是尽量降低降黏剂成本；油溶性降黏剂以提高降黏率为主，其次是尽量减少对下游加工的影响。此外，加强降黏机理的认识，实现集成创新和定制开发也是该技术未来发展的可行之路。
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